[ruby/openssl] sample: avoid "include OpenSSL"

It is not a common practice and should not be done since it causes name
clash: for example, Digest and Random are provided by other standard
libraries of Ruby.

Fixes: https://github.com/ruby/openssl/issues/419

https://github.com/ruby/openssl/commit/6a6444984b

1 files changed, 7 insertions, 8 deletions

diff --git a/sample/openssl/smime_write.rb b/sample/openssl/smime_write.rb
index 20c933b288..e1254d8748 100644
--- a/sample/openssl/smime_write.rb
+++ b/sample/openssl/smime_write.rb
@@ -1,6 +1,5 @@
 require 'openssl'
 require 'optparse'
-include OpenSSL
 
 options = ARGV.getopts("c:k:r:")
 
@@ -8,16 +7,16 @@ cert_file = options["c"]
 key_file  = options["k"]
 rcpt_file = options["r"]
 
-cert = X509::Certificate.new(File::read(cert_file))
-key = PKey::read(File::read(key_file))
+cert = OpenSSL::X509::Certificate.new(File::read(cert_file))
+key = OpenSSL::PKey::read(File::read(key_file))
 
 data  = "Content-Type: text/plain\r\n"
 data << "\r\n"
 data << "This is a clear-signed message.\r\n"
 
-p7sig  = PKCS7::sign(cert, key, data, [], PKCS7::DETACHED)
-smime0 = PKCS7::write_smime(p7sig)
+p7sig  = OpenSSL::PKCS7::sign(cert, key, data, [], OpenSSL::PKCS7::DETACHED)
+smime0 = OpenSSL::PKCS7::write_smime(p7sig)
 
-rcpt  = X509::Certificate.new(File::read(rcpt_file))
-p7enc = PKCS7::encrypt([rcpt], smime0)
-print PKCS7::write_smime(p7enc)
+rcpt  = OpenSSL::X509::Certificate.new(File::read(rcpt_file))
+p7enc = OpenSSL::PKCS7::encrypt([rcpt], smime0)
+print OpenSSL::PKCS7::write_smime(p7enc)